Impérial du Large
The Impériaux, located in the Riou Archipelago, are a renowned dive site in Marseille, France. This site consists of three rocks positioned to the northeast of the island, offering divers a memorable underwater experience.
Divers exploring the Impériaux will be captivated by the majestic drop-off adorned with vibrant gorgonians. This enchanting backdrop is home to an abundant population of castagnoles and anthias, while groupers are frequently observed, alongside occasional sightings of pelagic fish.
Divers can expect excellent visibility of up to 20 meters and can explore depths of up to 47 meters. Due to the challenging nature of this dive site, it is recommended for experienced divers who possess the necessary expertise.
Located near Pointe Caramalsane in Les Goudes, Marseille's 8th Arrondissement, the Impériaux offer a diving experience not to be missed. Discover the underwater wonders of this dive site and immerse yourself in the breathtaking beauty of Provence-Alpes-Côte d'Azur, Metropolitan France.
Divers exploring the Impériaux will be captivated by the majestic drop-off adorned with vibrant gorgonians. This enchanting backdrop is home to an abundant population of castagnoles and anthias, while groupers are frequently observed, alongside occasional sightings of pelagic fish.
Divers can expect excellent visibility of up to 20 meters and can explore depths of up to 47 meters. Due to the challenging nature of this dive site, it is recommended for experienced divers who possess the necessary expertise.
Located near Pointe Caramalsane in Les Goudes, Marseille's 8th Arrondissement, the Impériaux offer a diving experience not to be missed. Discover the underwater wonders of this dive site and immerse yourself in the breathtaking beauty of Provence-Alpes-Côte d'Azur, Metropolitan France.
Diving Conditions Score for Impérial du Large
7.9
GoodGood diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Impérial du Large
Depth
47m
Visibility
20m
Experience Level
expert
Weather Conditions for Impérial du Large
Wave Height
0.14m
Wind Speed
10 m/s
Water Temp
24.6°C
Visibility
15km
Cloud Cover
57.5%
Wave Period
4.35s
Air Temperature
20°C
Precipitation
0 mm
Detailed 7-Day Diving Forecast for Impérial du Large
Alpha
Dive Score Chart for Impérial du Large
Best time to dive: 6:00 with score 8.49/10. Water conditions: Waves 0.14m, Wind 10 m/s.Best night dive time: 0:00 with score 7.99/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Sunrise at Impérial du Large: 06:00
Sunset at Impérial du Large: 18:00
Optimal diving conditions at Impérial du Large are affected by daylight hours. Sunrise occurs at 06:00 and sunset at 18:00, which impacts visibility and water temperature for scuba diving and snorkeling.
Best Overall
6:00Score: 8.5/10
Waves: 0.14m (8s), Wind: 10 m/s
Best Night
0:00Score: 8.0/10
Waves: 0.14m, Wind: 10 m/s
Seasonal Analysis for Impérial du LargeAlpha
Historical patterns and best seasons for diving at Impérial du Large
The dive score combines all factors to rate overall diving conditions throughout the year. Higher scores indicate better diving conditions.
Monthly Dive Score Analysis - Seasonal Diving Conditions
Higher values indicate better diving conditions
Seasonal DiveScore Chart
This chart displays monthly diveScore data throughout the year, showing seasonal patterns. The data is presented as a bar chart with an overlaid line graph.Dive scores range from 1 to 10, with 10 being optimal conditions.
Higher values indicate better diving conditions
Best Season for Impérial du Large
Winter
Avg. Score: 9.9/10
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Impérial du Large
January
Score: 10.0
February
Score: 9.9
December
Score: 9.8
Ideal Conditions for Impérial du Large
Water Temp
24.3°C / 75.7°F
June
Visibility
20.1m / 65.9ft
October
Wave Height
0.2m / 0.7ft
January
Wave Period
8.0s
January
Seasonal Insights for Impérial du Large
Impérial du Large shows typical northern hemisphere patterns with June being the warmest month (24.3°C) and December the coldest (20.3°C). The calmest conditions typically occur in January with average wave heights of 0.2m and wave periods of 8.0s. The most comfortable wave conditions are in January with a low wave steepness ratio, creating gentler swells. January offers the longest wave periods (8.0s), creating more comfortable and predictable conditions for boat entries and exits. Ocean currents are slowest in January (0.5m/s) and strongest in January (0.5m/s). January is usually the driest month with 0.0mm of precipitation. For beginners, the best time to visit would be during January to March, when ocean conditions are calmer with long-period waves and currents are typically weaker. Experienced divers might enjoy the challenges and potentially better visibility during the shoulder seasons, with moderate currents that can improve marine life encounters.
Last updated: 1 min. ago - Jun 22, 2026
Note: This dive site is not a verified dive site. Please dive with caution. This dive site might have incorrect information by the community.
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